research

Friction Stir Welding (FSW) & Electron Beam Welding (EBW)

Dialami, N., Cervera, M., Chiumenti, M., Defect Formation and Material Flow in Friction Stir Welding, European Journal of Mechanics, A/Solids, in press, 2020

Dialami, N., Cervera, M., Chiumenti, M., Effect of the tool tilt angle on the material flow and heat generation in Friction Stir Welding, Metals, Vol. 9 (1), pp. 28, 2019

Dialami, N., Cervera, M., Chiumenti, M., Segatori, A., Prediction of joint line remnant defect in Friction Stir Welding, International Journal of Mechanical Sciences, Vol. 151, (D1), pp. 61-69, 2019.

Dialami, N., Cervera, M., Chiumenti, M., Numerical modelling of microstructure evolution in Friction Stir Welding (FSW), Metals, Vol. 8 (3), 183, 2018.

Dialami, N., Cervera, M., Chiumenti, M., Segatori, A., Osikowicz, W., Enhanced friction model for Friction Stir Welding (FSW) analysis: simulation and experimental validation, Metals, Vol. 7 (11), pp. 491, 2017.

Dialami, N., Cervera, M., Chiumenti, M., Segatori, A., Osikowicz, W., Experimental validation of a FSW model with an enhanced friction model: application to a threaded cylindrical pin tool, International Journal of Mechanical Sciences, Vol. 133, pp. 555-567, 2017.

Dialami, N., Cervera, M., Chiumenti, M., Agelet de Saracibar, C., A fast and accurate two-stage strategy to evaluate the effect of the pin tool profile on metal flow, torque and forces during friction stir welding, International Journal of Mechanical Sciences, Vol. 122, pp. 215–227, 2017.

Dialami, N., Cervera, M., Chiumenti, M., Agelet de Saracibar, C., Local-global strategy for the prediction of residual stresses in FSW processes, International Journal of Advanced Manufacturing Technology, Vol. 88 (9), pp. 3099–3111, 2017.

Dialami, N., Cervera, M., Chiumenti, M., Agelet de Saracibar, C., Challenges in thermo-mechanical analysis of Friction Stir Welding processes, Archives of Computational Methods in Engineering, 2016.

Dialami, N., Cervera, M., Chiumenti, M., Bussetta, P., Agelet de Saracibar, C., Ponthot, J-P., 3D numerical models of FSW processes with non-cylindrical pin, Advances in Materials and Processing Technologies, Vol. 1 (3-4), pp. 275-287, 2016

Dialami, N., Cervera, M., Chiumenti, M., Wu, B., Li, J., Agelet de Saracibar, C., Numerical modeling of the electron beam welding and its experimental validation, Finite Elements in Analysis and Design, Vol. 121, 118–133, 2016.

Dialami, N., Cervera, M., Chiumenti, M., Bussetta, P., Agelet de Saracibar, C., Boman R., Ponthot, J-P., 3D numerical models using a fluid or a solid formulation of FSW processes with a non-cylindrical pin, Advanced Modeling and Simulation in Engineering Sciences, Vol. 2 (27), pp. 1-19, 2015.

Dialami, N., Cervera, M., Chiumenti, M., Agelet de Saracibar, C., Ponthot, J.P., Material Flow Visualization in Friction Stir Welding via Particle Tracing, International Journal of Material Forming, Vol. 8 (2), pp. 167-181, 2015.

Dialami, N., Cervera, M., Chiumenti, M., Agelet de Saracibar, C., Seret, A., Computational modeling and sub-grid scale stabilization of incompressibility and convection in the numerical simulation of friction stir welding processes, Archives of Computational Methods in Engineering, Vol. 21, pp. 3-37, 2014.

Dialami, N., Cervera, M., Chiumenti, M., Bussetta, P., Boman, R., Agelet de Saracibar, C., Ponthot, J.P., Comparison of a fluid and a solid approach for the numerical simulation of Friction Stir Welding with a non-cylindrical pin, Steel Research International, Vol. 85, pp. 968-979, 2014.

Dialami, N., Cervera, M., Chiumenti, M., Agelet de Saracibar, C., An apropos kinematic framework for the numerical modelling of Friction Stir Welding, Computers and Structures, Vol. 117, pp. 48-57, 2013.

Dialami, N., Cervera, M., Chiumenti, M., Agelet de Saracibar, C., Numerical Modeling of Frictional Stir Welding Processes, Computer Methods and Applied Mechanics in Engineering, Vol. 254, pp. 353-369, 2013.

Additive Manufacturing (AM)

Nieva, E., Chiumenti, M., Cervera, M., Salsi, E., Piscopo, G., Badia, S., Martín, A., Chen, Z., Lee, C., Davies, C., Numerical modelling of heat transfer and experimental validation in power-bed fusion with the Virtual Domain Approximation, Finite Elements in Analysis and Design, Vol. 168, Paper 103343, 2020.

Xufei, L., Xin, L., Chiumenti, M., Cervera, M., Li, J., Ma, L., Yunlong H., Huang, W., Residual stress and distortion of rectangular and S-shaped Ti-6Al-4V parts by Directed Energy Deposition: modelling and experimental calibration, Additive Manufacturing, Vol. 26, 166-179, 2019.

Xufei, L., Xin, L., Chiumenti, M., Cervera, M., Li, J., Ma, L., Yunlong H., Huang, W., In-situ Measurements and Thermo-mechanical Simulation of Ti-6Al-4V Laser Solid Forming Processes, International Journal of Mechanical Sciences, Vol. 153–154, pp. 119-130, 2019.

Salsi, E., Chiumenti, M., Cervera, M., Modeling of microstructure evolution of Ti6Al4V for Additive Manufacturing Metals, Vol. 8 (8), p.633, 2018

Xufei, L., Xin, L., Chiumenti, M., Cervera, M., Li, J., Ma, L., Yunlong H., Huang, W., Finite Element Analysis and Experimental Validation of Thermomechanical Behavior in Laser Solid Forming of Ti-6Al-4V, Additive Manufacturing Vol. 21, 30-40, 2018.

Nieva, E., Chiumenti, M., Salsi, E., Cervera, M., Badia, S., Moya, J., Chen, Z., Lee, C., Davies, C., Numerical modelling and experimental validation in selective laser melting, Additive Manufacturing, Vol. 18, pp. 171-185, 2017.

Chiumenti, M., Lin, X., Cervera, M., Lei, W., Zheng, Y., Hunag, W., Numerical simulation and experimental calibration of Additive Manufacturing by blown powder technology. Part I: thermal analysis, Rapid Prototyping Journal, Vol. 23 (2), pp. 448-463, 2017.

Chiumenti, M., Cervera, M., Salmi, A., Agelet de Saracibar, C., Dialami, N., Matsui, K., Finite element modeling of multi-pass welding and shaped metal deposition processes, Computer Methods and Applied Mechanics in Engineering, Vol. 199 (37-40), pp. 2343-2359, 2010.

Bugeda, G., Cervera, M., Lombera, G., Numerical prediction of temperature and density distributions in selective laser sintering processes, Rapid Prototyping Journal, Vol. 5 (1), pp. 21-26, 1999.

Bugeda, G., Cervera, M., Lombera, G., Oñate, E., Numerical analysis of stereolithography processes using the finite element method, Rapid Prototyping Journal, Vol. 1 (2), pp. 13-23, 1995.

G.Lombera, G.Bugeda, M.Cervera, E.Oñate. Análisis numérico de procesos de estereolitografía, Revista Internacional de Métodos Numéricos para Cálculo y Diseño en Ingeniería , Vol.11, Num.2, 1995.

Casting

Chiumenti, M., Cervera, M., Salsi, E., Zonato, A., A phenomenological model for the solidification of eutectic and hypoeutectic alloys including recalescence and undercooling, Journal of Heat Transfer Vol. 140 (8), p. 082301, 2018.

Agelet de Saracibar, C., Cervera, M., Chiumenti, M., On the Numerical modeling of the thermomechanical contact for metal casting analysis, Journal of Heat Transfer, Vol. 130 (6), art. no. 061301, 2008.

Agelet de Saracibar, C., Cervera, M., Chiumenti, M., Current developments on the coupled thermomechanical computational modeling of metal casting processes, International Journal on Computer Methods in Material Science, Vol.6, Num.1-2, 2006.

Agelet de Saracibar, C., Cervera, M., Chiumenti, M., On the constitutive modeling of coupled thermomechanical phase-change problems, International Journal of Plasticity, Vol. 17 (12), pp. 1565-1622, 2001.

Cervera, M., Agelet De Saracibar, C., Chiumenti, M., Thermo-mechanical analysis of industrial solidification processes, International Journal for Numerical Methods in Engineering, Vol. 46 (9), pp. 1575-1591, 1999.

Agelet De Saracibar, C., Cervera, M., Chiumenti, M., On the formulation of coupled thermoplastic problems with phase-change, International Journal of Plasticity, Vol. 15 (1), pp. 1-34, 1999.

Metal forming

Chiumenti, M., Gonzalez, J.M., Cervera, M., Samaniego, F., Cobo, I., Numerical analysis of the manufacturing processes of a mock-up of the ITER NHF First Wall Panel, Fusion Engineering and Design, Vol. 135, Part A, 65-73, 2018.

E. Moreno, A. Larese and M. Cervera. Modeling of Bingham and Herschel-Bulkley flows with mixed stabilized P1/P1 finite elements using orthogonal subgrid scales, Journal of Non-Newtonian Fluid Mechanics, Vol. 228, 1-16, 2016.

E. Moreno y M. Cervera. Elementos finitos mixtos estabilizados para flujos confinados de Bingham y de Herschel-Bulkley. Parte I: Formulación, Revista Internacional de Métodos Numéricos para Cálculo y Diseño en Ingeniería, Vol. 32 (2), pp. 100–109, 2016.

E. Moreno y M. Cervera. Elementos finitos mixtos estabilizados para flujos confinados de Bingham y de Herschel-Bulkley. Parte II: Soluciones numéricas, Revista Internacional de Métodos Numéricos para Cálculo y Diseño en Ingeniería, Vol. 32 (3), 131-138, 2016.

Codina, R., Cervera, M., Onate, E. Penalty finite element method for non-Newtonian creeping flows, International Journal for Numerical Methods in Engineering, Vol. 36 (8), pp. 1395-1412, 1993.